WIPING OUT DUSTPROOF DEVICE FOR TRAFFIC SIGN BOARD, MANUFACTURING METHOD THEREFOR, AND TRAFFIC SIGN EQUIPPED WITH THE DEVICE

摘要

PROBLEM TO BE SOLVED: To effectively prevent a clearly demonstrating member such as a reflective sheet, fluorescent sheet, etc., from being scaled off. SOLUTION: The wiping out dustproof device 1 for a traffic sign board is provided with the wiring out dustproof device body 2 having a plurality of flexible wiping members 2a formed so as to shape a sweeper, a holding member 2b bearing respective wiping members through every interval. Further, a clearly demonstrating member 3 such as a reflective sheet, a fluorescent sheet, etc., is provided onto the wiping member 2a and the wiping members 2a and the demonstrative members 3 are sewed up together with sewing threads 4.